Date: Fri, 7 Mar 2008 18:52:39 -0500 (EST) From: Mike Silbersack <silby@silby.com> To: Jake Rizzo <rizzojake@gmail.com> Cc: freebsd-net@freebsd.org Subject: Re: RELENG-7 tcp connectivity problems with certain clients Message-ID: <20080307185203.J27119@niwun.pair.com> In-Reply-To: <b07c271a0803071455q4c44b626hf93ccad27ffed5ec@mail.gmail.com> References: <b07c271a0803071455q4c44b626hf93ccad27ffed5ec@mail.gmail.com>
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On Fri, 7 Mar 2008, Jake Rizzo wrote: > Hi, > > I had two 6.3-STABLE boxen which have been happily running away for months > on end now without any problems. Last week I upgraded (via buildworld) both > boxes to 7.0-STABLE. Since then I've had reports of some clients being > unable to connect via tcp. I've seen this happen first hand on an affected > remote machine. Traceroute & ping gets to the machine just fine > but connecting to an open tcp port on the machine just times out. The > remote box was a XP machine and so I didn't have the luxury of tcp dump on > that end, however I did get a chance to run it at the freebsd end: Try this change; it was too late to be put in 7.0, but it will be merged to 7-stable in a few days: http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/netinet/tcp_var.h.diff?r1=1.160;r2=1.161 -Mike
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